/Engine/Plugins/Online/OnlineServicesEOSGS/Source/Public/Online/SessionsEOSGS.h
Writes all values in the passed SessionSettings to the SessionModificationHandle
void WriteCreateSessionModificationHandle ( EOS_HSessionModification & SessionModificationHandle, const [FCreateSession::Params](API\Plugins\OnlineServicesInterface\Online\FCreateSession\Params) & Params )